Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is an infinite bus bar?

34 57644

In a d.c current, the power is the product of voltage and current. This relationship does not always apply to effective(r.m.s) values in an a.c circuit. Explain the reason for this.

2 4065

In a d.c circuit, if current and resistance are known, power (P=I*I*R) can be determined. This relationship also applied to an a.c circuit. Comment the reason for this.

3 2667




Explain why machinery used on a.c supply is usually rated in KVA instead of KW?

EEE, Mtandt,

10 14535

What is meant by power factor correction?

Aspire,

5 8340

when will be the iocl interview results i faced interview on 8th september 2008 iam from electrical branch i faced interview for the post of electrical engineer??????????????????????//

876

what is the earthing condition between earth & phase.

ABB,

3 3474

what is the earthing condition between earth & neutral.

ABB,

6 6834




how percentage impedence effect on the size of the power transformer?

Bhel,

2 4710

I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2

1570

Why electrical engineer use Cu Strip for transformer neutral why not GI Strip? What if we use GI instead of Cu does it affects the transformer performance.

7 10842

WHAT IS MVA RATING OF KOTHAGUDAM THERMAL STATION POWER TRANSFORMER?

Power Grid, CESC,

2 4207

what collector is used for 100kmph-120kmph tracion application?

APTransco,

3 3091

which starter is used for synchronous motor

IBM, APTransco,

18 12936

you have an automatic voltage regulator at home for your appliances,if the voltage in your area drops from 220v to 190v,does the output of the automatic voltage regulator drops?or does it retains the 220v output?

4 3487


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Un-Answered Questions { Electrical Engineering }

What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?

479


How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.

720


what is inverter and converter

620


What's mean HVF & HAF in Vacuum Circuit Breaker?

3784


If 100 KAV USP dedicated earth got disconnect / Cut. What will happen at load.

542






in dc series motor if field wdg is shorted then

680


advantages and disadvantages of inverse definite minimum time RELAY

109


Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.

757


please send me last 5 year interview questions

847


sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

247


what would u consider to be the basic purchase order information you would need to proceed with a cable inspection assignment?

685


What is the meaning of utility ground and clean ground? How the distribution panel is grounded?

1207


WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT

1110


specific difference of ICT&Auto Transformer

467


What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

1096